256 Kbit / 512 Kbit / 1 Mbit / 2 Mbit Multi-Purpose Flash
SST27SF256 / SST27SF512 / SST27SF010 / SST27SF020
Data Sheet
Start
A9 = VH, VPP = VPPH
CE# = VIL, OE# = VIH
Erase 100ms pulse
(PGM# = VIL)
PGM# = VIH
A9 = VIL or VIH
Wait A9 Recovery Time
Read Device
Compare all
bytes to FFH
Yes
Device Passed
No
Device Failed
FIGURE 15: CHIP-ERASE ALGORITHM FOR SST27SF010/020
502 ILL F08c.1
©2001 Silicon Storage Technology, Inc.
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